Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and cons

With the recent FDA approval of the anti-IgE biologic, omalizumab, in 2024 for the treatment of food allergy, it is critical to consider the advantages and disadvantages of anti-IgE and allergen-specific immunotherapies (AITs) to help determine optimal patient care. Several AITs have been studied fo...

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Main Authors: Michael D. Kulis, Jessica R. Humphrey, James W. Krempski, Edwin H. Kim, Johanna M. Smeekens
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-07-01
Series:Frontiers in Immunology
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Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2025.1617153/full
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author Michael D. Kulis
Jessica R. Humphrey
James W. Krempski
Edwin H. Kim
Johanna M. Smeekens
Johanna M. Smeekens
author_facet Michael D. Kulis
Jessica R. Humphrey
James W. Krempski
Edwin H. Kim
Johanna M. Smeekens
Johanna M. Smeekens
author_sort Michael D. Kulis
collection DOAJ
description With the recent FDA approval of the anti-IgE biologic, omalizumab, in 2024 for the treatment of food allergy, it is critical to consider the advantages and disadvantages of anti-IgE and allergen-specific immunotherapies (AITs) to help determine optimal patient care. Several AITs have been studied for food allergy, including oral (OIT), sublingual (SLIT), and epicutaneous immunotherapy (EPIT) with varying degrees of safety and efficacy. There are obvious advantages of treating food allergies with omalizumab, including less frequent administration (every 2 or 4 weeks) compared to the daily dosing of AITs, treating multiple food allergies with one medication, and the potential benefit for comorbid asthma and environmental allergies. However, disadvantages of omalizumab include the requirement for lifelong treatment of a costly biologic that will not induce immunologic tolerance. On the other hand, AITs have been shown to effectively induce desensitization in most individuals and can lead to long-term tolerance or remission in a subset of patients. In this review, we will discuss the pros and cons of omalizumab and AITs and the potential benefit of combining both approaches in young children to achieve immediate increases in reaction threshold while also inducing tolerogenic immunologic responses.
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spelling doaj-art-3bdf1ea91e3c4dc1a56b8bc4b1fe0ed62025-07-22T04:10:25ZengFrontiers Media S.A.Frontiers in Immunology1664-32242025-07-011610.3389/fimmu.2025.16171531617153Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and consMichael D. Kulis0Jessica R. Humphrey1James W. Krempski2Edwin H. Kim3Johanna M. Smeekens4Johanna M. Smeekens5Division of Allergy and Immunology, Department of Pediatrics, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, United StatesCurriculum in Toxicology and Environmental Medicine, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, United StatesDivision of Allergy and Immunology, Department of Pediatrics, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, United StatesDivision of Allergy and Immunology, Department of Pediatrics, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, United StatesDivision of Allergy and Immunology, Department of Pediatrics, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, United StatesCurriculum in Toxicology and Environmental Medicine, School of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, NC, United StatesWith the recent FDA approval of the anti-IgE biologic, omalizumab, in 2024 for the treatment of food allergy, it is critical to consider the advantages and disadvantages of anti-IgE and allergen-specific immunotherapies (AITs) to help determine optimal patient care. Several AITs have been studied for food allergy, including oral (OIT), sublingual (SLIT), and epicutaneous immunotherapy (EPIT) with varying degrees of safety and efficacy. There are obvious advantages of treating food allergies with omalizumab, including less frequent administration (every 2 or 4 weeks) compared to the daily dosing of AITs, treating multiple food allergies with one medication, and the potential benefit for comorbid asthma and environmental allergies. However, disadvantages of omalizumab include the requirement for lifelong treatment of a costly biologic that will not induce immunologic tolerance. On the other hand, AITs have been shown to effectively induce desensitization in most individuals and can lead to long-term tolerance or remission in a subset of patients. In this review, we will discuss the pros and cons of omalizumab and AITs and the potential benefit of combining both approaches in young children to achieve immediate increases in reaction threshold while also inducing tolerogenic immunologic responses.https://www.frontiersin.org/articles/10.3389/fimmu.2025.1617153/fullomalizumaballergy immunotherapyoral immunotherapysublingual immunotherapyepicutaneous immunotherapyIgE
spellingShingle Michael D. Kulis
Jessica R. Humphrey
James W. Krempski
Edwin H. Kim
Johanna M. Smeekens
Johanna M. Smeekens
Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and cons
Frontiers in Immunology
omalizumab
allergy immunotherapy
oral immunotherapy
sublingual immunotherapy
epicutaneous immunotherapy
IgE
title Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and cons
title_full Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and cons
title_fullStr Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and cons
title_full_unstemmed Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and cons
title_short Anti-IgE therapy versus allergen-specific immunotherapy for food allergy: weighing the pros and cons
title_sort anti ige therapy versus allergen specific immunotherapy for food allergy weighing the pros and cons
topic omalizumab
allergy immunotherapy
oral immunotherapy
sublingual immunotherapy
epicutaneous immunotherapy
IgE
url https://www.frontiersin.org/articles/10.3389/fimmu.2025.1617153/full
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